Ensure your USB device is plugged in and select Deep scan, recover data from damaged, RAW or formatted partitions. Next, you need to select your USB device – it may not be named clearly, in which case you should look at the capacity, as the lowest one will be your USB stick.
Use “Undelete” to recover deleted files from broken USB flash stick.

Use “Full Scan” to recover lost files broken USB flash stick partitions show as “raw” or recover files which can not be found with “undelete”and “unformat” and “recover partition” ,recover files from raw partition,recover files of partitons which are not NTFS,nor exfat,nor fat32.